BUG: BoolBlock shouldn't replace truthy values
ENH/TST: add anonymous reading of s3 for public buckets
Merge pull request #7304 from cpcloud/fix-replace-bool-yet-again-7140

BUG: replace() alters unrelated values
BUG/TST: should skip openpyxl before testing version compat
Merge pull request #7281 from cpcloud/public-s3-7246

ENH/TST: add anonymous reading of s3 for public buckets
Merge pull request #7311 from cpcloud/openpyxl-format-string-fix-7284

BUG/TST: should skip openpyxl before testing version compat
BUG: single group series should preserve group name